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not None test in Python [duplicate]
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1033
if val is not None:
# ...
is the Pythonic idiom for testing that a variable is not set t...
What values should I use for CFBundleVersion and CFBundleShortVersionString?
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answered Nov 1 '13 at 14:04
rmaddyrmaddy
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Get selected subcommand with argparse
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edited Jun 6 '14 at 14:01
Pigueiras
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answered ...
How to use mod operator in bash?
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Try the following:
for i in {1..600}; do echo wget http://example.com/search/link$(($i % 5)); done
The $(( )) syntax does an arithmetic evaluation of the contents.
share
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AngularJS check if form is valid in controller
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109
Try this
in view:
<form name="formName" ng-submit="submitForm(formName)">
<!-- fiel...
How to convert a LocalDate to an Instant?
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101
The Instant class represents an instantaneous point on the time-line. Conversion to and from a ...
Determine whether an array contains a value [duplicate]
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1005
var contains = function(needle) {
// Per spec, the way to identify NaN is that it is not e...
Is there a quick way to delete a file from a Jar / war without having to extract the jar and recreat
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zip -d file.jar unwanted_file.txt
jar is just a zip file after all. Definitely much faster th...
What is the difference between Nexus and Maven?
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160
Sonatype Nexus and Apache Maven are two pieces of software that often work together but they do ...
what is the difference between ?:, ?! and ?= in regex?
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160
The difference between ?= and ?! is that the former requires the given expression to match and t...